TWSBI Diamond 580 AL Fountain Pen | Navy Blue

The TWSBI Diamond 580 AL Navy Blue fountain pen is an elegant version of TWSBI's flagship Diamond 580 model in a deep navy blue color. The transparent resin body with matte aluminum elements in Navy Blue creates a timeless, classic aesthetic. The built-in piston filling system, with 30% more capacity than the 530 model, and the ability to fully disassemble it, make it a choice for discerning fountain pen enthusiasts.

Why TWSBI Diamond 580 AL Navy Blue?

• Navy Blue color: Deep, classic shade with matte aluminum elements – elegance and gravitas in one.
• Greater ink capacity: 30% more than the 530 model – less refilling, more writing.
• Transparent body: Observe ink color and level in real-time.
• Full disassembly: All components can be unscrewed and reassembled – complete control over your pen.
• Steel nib: Smooth, precise writing in EF, F, M, B, and Stub 1.1 sizes.

Technical specification:

• Material: Resin, aluminum
• Capped length: 142 mm
• Uncapped length: 130 mm
• Nib: Steel (EF, F, M, B, Stub 1.1)
• Filling system: Piston
• Country of production: Taiwan

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